This is the 15054th most frequent Korean word.
발사하고
"발사하고" means "to launch" or "to fire."
Here, '발사하고' refers to the action of launching the rocket into space.
로켓을 우주로 발사하고 궤도에 진입시켰다.
The rocket was launched into space and entered orbit.
In this sentence, '발사하고' signifies firing or launching from a toy weapon.
장난감 총으로 발사하고 표적을 맞추었다.
The toy gun was fired and hit the target.
Here, '발사하고' is used to describe the launching of fireworks during an event.